411020420023 has 4 divisors (see below), whose sum is σ = 417986867880. Its totient is φ = 404053972168.

The previous prime is 411020420011. The next prime is 411020420051. The reversal of 411020420023 is 320024020114.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 411020420023 - 2¹³ = 411020411831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411020420323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3483223840 + ... + 3483223957.

It is an arithmetic number, because the mean of its divisors is an integer number (104496716970).

Almost surely, 2^411020420023 is an apocalyptic number.

411020420023 is a deficient number, since it is larger than the sum of its proper divisors (6966447857).

411020420023 is an equidigital number, since it uses as much as digits as its factorization.

411020420023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6966447856.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 411020420023 its reverse (320024020114), we get a palindrome (731044440137).

The spelling of 411020420023 in words is "four hundred eleven billion, twenty million, four hundred twenty thousand, twenty-three".